which is correct. Well I selected the number cause it was in both files ( I manually ctrl-f ed the notepad file.

Well a lot of lines are missing from the final output. The $activ is 512 kb large and the out put is 3kb. And also @activline is missing alot when I did print @activline;. I randomly selected E7F888 from $activin and checked to make sure it was in $uniprot, so it may be another offending line of data. If I did this: